何不食肉糜

shíròu
  1. lit. "Why don't they eat meat?" (said by Emperor Hui of Jin 晉惠帝 Jìn Huì when told that his people didn't have enough rice to eat)
  2. fig. (of people from higher class etc) to be oblivious to other people's plight

CEDICT

  1. (sarcastic) Describing an impractical, ridiculous and often arrogant advise from someone uninvolved: If they have no bread to eat, let them eat cake.
  2. Describing an impractical, ridiculous and often arrogant advise from someone uninvolved: If they have no bread to eat, let them eat cake.

Wiktionary

形容一個不切實際荒謬常常傲慢提出建議

維基詞典

Entry Composition